professional-sql-07-lib-MovThumbnail.php / php
<?php define('SOI', pack('n', 0xFFD8)); // jpeg start marker define('EOI', pack('n', 0xFFD9)); // jpeg end marker class MovThumbnail { public // maximum thumbnail width public height; // maximum thumbnail height // initialize a new MovThumbnail object public function __construct(height = 100) { width; height; } // accept a source file location and return an open image handle or // save to disk if destination provided public function generate(dest = '') { // locate the first SOI marker for ( src, 'rb'), bytes != SOI && !feof(bytes = fread(// extract jepg image for ( buffer = bytes != EOI && !feof(bytes = fread(buffer .= // construct image from buffer img = imagecreatefromstring(// retrieve image dimensions width = imagesx(height = imagesy(// determine if resize is necessary if((lowest = min(width, height)) < 1) { // resize lowest * sm_height = floor(height); sm_width, buffer, sm_width, width, img); buffer; } // save to disk or return the open image handle if (img, img); } else { return
(C) Æliens 20/2/2008
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